<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <!-- <link rel="stylesheet" href="style.css"> -->
    <style>
        /* div{
            
            color: blue;
            font-size: 50px;
        } */

        /* p{
            color: aquamarine;
            font-size: 20px;
        } */ 

        .one {
            color: chocolate;
            font-size: 40px;
        }
        /* div {
            font-weight: 800;
            font-family: Georgia, 'Times New Roman', Times, serif;
        } */
        #the-id {
            color: cornflowerblue;
            font-size: 60px;
        }
        * {

        }

        div {
            font-size: 100px;
        }
        div:hover {
            color: aqua;
            font-size: 50px;
        }
        div:active {
            color: red;
            font-size: 100px;
        }
        button {
            width: 200px;
            height: 100px;
            border: none;
            background-color: green;
            color: wheat;
        }
        button:active {
            background-color: palevioletred;
        }
        
        
    </style>
    <button>哒哒的按钮</button>

    <div>哈哈</div>
    <p>啵啵</p>
    <p>啵啵</p>
    <p>啵啵</p>

    <div class="one">嘿嘿</div>
    <div>哈哈</div>
    <p class="one">啵啵</p>
    <p id="the-id">哦耶</p>
    
</body>
</html>